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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <gtest/gtest.h>
#include <vespa/log/log_message.h>
#include <vespa/log/exceptions.h>
using LogLevel = ns_log::Logger::LogLevel;
namespace ns_log {
namespace {
void
assertParseFail(std::string exp_what, std::string log_line)
{
LogMessage message;
try {
message.parse_log_line(log_line);
EXPECT_TRUE(false) << "Exception not thrown";
} catch (BadLogLineException &e) {
EXPECT_EQ(exp_what, e.what());
}
}
}
class LogMessageTest : public ::testing::Test {
public:
LogMessageTest() { }
~LogMessageTest() { }
};
TEST_F(LogMessageTest, require_that_plain_entry_is_ok)
{
std::string log_line = "10.5\tlocalhost\t10/20\ttest\ttestrunner\twarning\thello world";
LogMessage message;
message.parse_log_line(log_line);
EXPECT_EQ(INT64_C(10500000000), message.time_nanos());
EXPECT_EQ("localhost", message.hostname());
EXPECT_EQ(10, message.process_id());
EXPECT_EQ(20, message.thread_id());
EXPECT_EQ("test", message.service());
EXPECT_EQ("testrunner", message.component());
EXPECT_EQ(LogLevel::warning, message.level());
EXPECT_EQ("hello world", message.payload());
}
TEST_F(LogMessageTest, require_that_missing_thread_id_is_ok)
{
std::string log_line = "10.5\tlocalhost\t10\ttest\ttestrunner\twarning\thello world";
LogMessage message;
message.parse_log_line(log_line);
EXPECT_EQ(10, message.process_id());
EXPECT_EQ(0, message.thread_id());
}
TEST_F(LogMessageTest, require_that_empty_line_fails)
{
assertParseFail("Bad 1st tab: ", "");
}
TEST_F(LogMessageTest, require_that_tab_at_start_of_line_fails)
{
assertParseFail("Bad 1st tab: \t", "\t");
}
TEST_F(LogMessageTest, require_that_no_tab_after_time_fails)
{
assertParseFail("Bad 1st tab: 10", "10");
}
TEST_F(LogMessageTest, require_that_malformed_time_fails)
{
assertParseFail("Bad time field: 10x", "10x\t");
}
TEST_F(LogMessageTest, require_that_no_tab_after_hostname_fails)
{
std::string log_line = "10\tlocalhost";
assertParseFail(std::string("Bad 2nd tab: ") + log_line, log_line);
}
TEST_F(LogMessageTest, require_that_no_tab_after_pid_fails)
{
std::string log_line = "10\tlocalhost\t10/20";
assertParseFail(std::string("Bad 3rd tab: ") + log_line, log_line);
}
TEST_F(LogMessageTest, require_that_malformed_pid_fails)
{
assertParseFail("Bad pid field: x", "10\tlocalhost\tx\t");
}
TEST_F(LogMessageTest, require_that_malformed_pid_fails_again)
{
assertParseFail("Bad pid field: 10/", "10\tlocalhost\t10/\t");
}
TEST_F(LogMessageTest, require_that_no_tab_after_service_fails)
{
std::string log_line = "10\tlocalhost\t10\t";
assertParseFail(std::string("Bad 4th tab: ") + log_line, log_line);
}
TEST_F(LogMessageTest, require_that_no_tab_after_component_fails)
{
std::string log_line = "10\tlocalhost\t10\ttest\t";
assertParseFail(std::string("Bad 5th tab: ") + log_line, log_line);
}
TEST_F(LogMessageTest, require_that_empty_component_fails)
{
std::string log_line = "10\tlocalhost\t10\ttest\t\t";
assertParseFail(std::string("Bad 5th tab: ") + log_line, log_line);
}
TEST_F(LogMessageTest, require_that_no_tab_after_level_fails)
{
std::string log_line = "10\tlocalhost\t10\ttest\ttestrunner\t";
assertParseFail(std::string("Bad 6th tab: ") + log_line, log_line);
}
TEST_F(LogMessageTest, require_that_empty_level_fails)
{
std::string log_line = "10\tlocalhost\t10\ttest\ttestrunner\t\t";
assertParseFail(std::string("Bad 6th tab: ") + log_line, log_line);
}
TEST_F(LogMessageTest, require_that_empty_payload_is_ok)
{
std::string log_line = "10\tlocalhost\t10\ttest\ttestrunner\twarning\t";
LogMessage message;
message.parse_log_line(log_line);
EXPECT_EQ(std::string(""), message.payload());
}
TEST_F(LogMessageTest, require_that_nonempty_payload_is_ok)
{
std::string log_line = "10\tlocalhost\t10\ttest\ttestrunner\twarning\thi";
LogMessage message;
message.parse_log_line(log_line);
EXPECT_EQ(std::string("hi"), message.payload());
}
}
int
main(int argc, char* argv[])
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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